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Filters:Kennett Square (Pa.)
in location[X]1860-1869
in date[X]Plant hybridization--History--20th century
in subject[X]1870-1879::1871
in date[X]Horticultural products industry--History--20th century
in subject[X]1990-1999
in date[X]Patents
in format[X]

The Conard-Pyle Company records supplement includes substantial additions to the series in the original collection, as well as records which constitute three new series related to the Atlantic Coast Nurseries,[...] Inc., printed material, and Robert Pyle's professional papers.